AU1823892A - Process and system for controlling a cryogenic air separation unit during rapid changes in production - Google Patents
Process and system for controlling a cryogenic air separation unit during rapid changes in productionInfo
- Publication number
- AU1823892A AU1823892A AU18238/92A AU1823892A AU1823892A AU 1823892 A AU1823892 A AU 1823892A AU 18238/92 A AU18238/92 A AU 18238/92A AU 1823892 A AU1823892 A AU 1823892A AU 1823892 A AU1823892 A AU 1823892A
- Authority
- AU
- Australia
- Prior art keywords
- controlling
- production
- separation unit
- air separation
- unit during
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title 1
- 238000000926 separation method Methods 0.000 title 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04521—Coupling of the air fractionation unit to an air gas-consuming unit, so-called integrated processes
- F25J3/04593—The air gas consuming unit is also fed by an air stream
- F25J3/046—Completely integrated air feed compression, i.e. common MAC
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04248—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion
- F25J3/04333—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using quasi-closed loop internal vapor compression refrigeration cycles, e.g. of intermediate or oxygen enriched (waste-)streams
- F25J3/04351—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using quasi-closed loop internal vapor compression refrigeration cycles, e.g. of intermediate or oxygen enriched (waste-)streams of nitrogen
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04406—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air using a dual pressure main column system
- F25J3/04412—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air using a dual pressure main column system in a classical double column flowsheet, i.e. with thermal coupling by a main reboiler-condenser in the bottom of low pressure respectively top of high pressure column
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04472—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air using the cold from cryogenic liquids produced within the air fractionation unit and stored in internal or intermediate storages
- F25J3/04478—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air using the cold from cryogenic liquids produced within the air fractionation unit and stored in internal or intermediate storages for controlling purposes, e.g. start-up or back-up procedures
- F25J3/0449—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air using the cold from cryogenic liquids produced within the air fractionation unit and stored in internal or intermediate storages for controlling purposes, e.g. start-up or back-up procedures for rapid load change of the air fractionation unit
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04521—Coupling of the air fractionation unit to an air gas-consuming unit, so-called integrated processes
- F25J3/04527—Integration with an oxygen consuming unit, e.g. glass facility, waste incineration or oxygen based processes in general
- F25J3/04539—Integration with an oxygen consuming unit, e.g. glass facility, waste incineration or oxygen based processes in general for the H2/CO synthesis by partial oxidation or oxygen consuming reforming processes of fuels
- F25J3/04545—Integration with an oxygen consuming unit, e.g. glass facility, waste incineration or oxygen based processes in general for the H2/CO synthesis by partial oxidation or oxygen consuming reforming processes of fuels for the gasification of solid or heavy liquid fuels, e.g. integrated gasification combined cycle [IGCC]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04521—Coupling of the air fractionation unit to an air gas-consuming unit, so-called integrated processes
- F25J3/04563—Integration with a nitrogen consuming unit, e.g. for purging, inerting, cooling or heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04763—Start-up or control of the process; Details of the apparatus used
- F25J3/04769—Operation, control and regulation of the process; Instrumentation within the process
- F25J3/04848—Control strategy, e.g. advanced process control or dynamic modeling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2245/00—Processes or apparatus involving steps for recycling of process streams
- F25J2245/42—Processes or apparatus involving steps for recycling of process streams the recycled stream being nitrogen
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2290/00—Other details not covered by groups F25J2200/00 - F25J2280/00
- F25J2290/10—Mathematical formulae, modeling, plot or curves; Design methods
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2290/00—Other details not covered by groups F25J2200/00 - F25J2280/00
- F25J2290/62—Details of storing a fluid in a tank
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Separation By Low-Temperature Treatments (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US718504 | 1991-06-20 | ||
US07/718,504 US5224336A (en) | 1991-06-20 | 1991-06-20 | Process and system for controlling a cryogenic air separation unit during rapid changes in production |
Publications (2)
Publication Number | Publication Date |
---|---|
AU1823892A true AU1823892A (en) | 1992-12-24 |
AU640571B2 AU640571B2 (en) | 1993-08-26 |
Family
ID=24886321
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU18238/92A Ceased AU640571B2 (en) | 1991-06-20 | 1992-06-12 | Process and system for controlling a cryogenic air separation unit during rapid changes in production |
Country Status (11)
Country | Link |
---|---|
US (1) | US5224336A (en) |
EP (1) | EP0519688B1 (en) |
JP (1) | JPH0789013B2 (en) |
AU (1) | AU640571B2 (en) |
CA (1) | CA2071123C (en) |
CZ (1) | CZ169292A3 (en) |
DE (1) | DE69201526T2 (en) |
DK (1) | DK0519688T3 (en) |
ES (1) | ES2072099T3 (en) |
PL (1) | PL294941A1 (en) |
SK (1) | SK169292A3 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU649362B2 (en) * | 1992-08-28 | 1994-05-19 | Air Products And Chemicals Inc. | Multiple reboiler, double column, air boosted, elevated pressure air separation cycle and its integration with gas turbines |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2694383B1 (en) * | 1992-07-29 | 1994-09-16 | Air Liquide | Production and installation of nitrogen gas production with several different purities. |
FR2696821B1 (en) * | 1992-10-09 | 1994-11-10 | Air Liquide | Process and installation for producing ultra-pure nitrogen under pressure. |
FR2697620B1 (en) * | 1992-10-30 | 1994-12-23 | Air Liquide | Process and installation for the production of nitrogen gas with variable flow. |
DE4301712A1 (en) * | 1993-01-22 | 1994-07-28 | Linde Ag | System and method for the low-temperature separation of air and liquid distributor for a mass transfer column |
FR2704632B1 (en) * | 1993-04-29 | 1995-06-23 | Air Liquide | PROCESS AND PLANT FOR SEPARATING AIR. |
US5301570A (en) * | 1993-09-28 | 1994-04-12 | Li Min Tsung | Apparatus for connecting an auxiliary handle to a handlebar of a bicycle |
US5406800A (en) * | 1994-05-27 | 1995-04-18 | Praxair Technology, Inc. | Cryogenic rectification system capacity control method |
US5501078A (en) * | 1995-04-24 | 1996-03-26 | Praxair Technology, Inc. | System and method for operating an integrated gas turbine and cryogenic air separation plant under turndown conditions |
US5740673A (en) | 1995-11-07 | 1998-04-21 | Air Products And Chemicals, Inc. | Operation of integrated gasification combined cycle power generation systems at part load |
US5666823A (en) | 1996-01-31 | 1997-09-16 | Air Products And Chemicals, Inc. | High pressure combustion turbine and air separation system integration |
FR2757282B1 (en) * | 1996-12-12 | 2006-06-23 | Air Liquide | METHOD AND INSTALLATION FOR PROVIDING A VARIABLE FLOW OF AN AIR GAS |
US5983668A (en) * | 1998-04-29 | 1999-11-16 | Air Products And Chemicals, Inc. | Air separation unit feed flow control in an IGCC power generation system |
US6006546A (en) * | 1998-04-29 | 1999-12-28 | Air Products And Chemicals, Inc. | Nitrogen purity control in the air separation unit of an IGCC power generation system |
US6202442B1 (en) * | 1999-04-05 | 2001-03-20 | L'air Liquide, Societe Anonyme Pour L'etude Et L'expoitation Des Procedes Georges Claude | Integrated apparatus for generating power and/or oxygen enriched fluid and process for the operation thereof |
US6182471B1 (en) | 1999-06-28 | 2001-02-06 | Praxair Technology, Inc. | Cryogenic rectification system for producing oxygen product at a non-constant rate |
FR2811712B1 (en) * | 2000-07-12 | 2002-09-27 | Air Liquide | AIR DISTILLATION AND ELECTRICITY GENERATION PLANT AND CORRESPONDING METHOD |
FR2825754B1 (en) * | 2001-06-08 | 2004-02-27 | Air Liquide | METHOD AND PLANT FOR PRODUCING ENERGY USING A GAS TURBINE ASSOCIATED WITH AN AIR SEPARATION UNIT |
JP4699643B2 (en) * | 2001-06-26 | 2011-06-15 | 大陽日酸株式会社 | Air liquefaction separation method and apparatus |
US20030213688A1 (en) * | 2002-03-26 | 2003-11-20 | Wang Baechen Benson | Process control of a distillation column |
US8075646B2 (en) * | 2006-02-09 | 2011-12-13 | Siemens Energy, Inc. | Advanced ASU and HRSG integration for improved integrated gasification combined cycle efficiency |
FR2903483B1 (en) * | 2006-07-04 | 2014-07-04 | Air Liquide | METHOD AND APPARATUS FOR AIR SEPARATION BY CRYOGENIC DISTILLATION |
US7686570B2 (en) * | 2006-08-01 | 2010-03-30 | Siemens Energy, Inc. | Abradable coating system |
JP5895896B2 (en) * | 2013-04-23 | 2016-03-30 | Jfeスチール株式会社 | Purified gas supply device and purity compensation method for production gas |
JP6141092B2 (en) * | 2013-04-26 | 2017-06-07 | 三菱日立パワーシステムズ株式会社 | Control device for gasification power plant, gasification power plant, and control method for gasification power plant |
US10114389B2 (en) * | 2013-06-28 | 2018-10-30 | Applied Materials, Inc. | Method and system for controlling a flow ratio controller using feedback |
CN112654827B (en) * | 2018-10-09 | 2022-12-06 | 林德有限责任公司 | Method and air separation plant for extracting one or more air products |
AU2019395286B2 (en) * | 2018-12-15 | 2022-11-24 | Harper Biotech Llc D/B/A Simbuka Energy, Llc | Method for co-production of hyper-efficient electric power and a methane sidestream from high CO2 natural gas sources |
CN109974394B (en) * | 2019-04-23 | 2024-06-21 | 山东京博众诚清洁能源有限公司 | Air separation system and method for carrying out effusion in start-up stage thereof |
JP7460973B2 (en) | 2020-03-05 | 2024-04-03 | 日本エア・リキード合同会社 | air separation equipment |
JP7446569B2 (en) * | 2020-04-02 | 2024-03-11 | 日本エア・リキード合同会社 | Product gas supply amount adjustment device and air separation device equipped with the same |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3208230A (en) * | 1960-02-29 | 1965-09-28 | Phillips Petroleum Co | Automatic continuous feedback process control |
US3731495A (en) * | 1970-12-28 | 1973-05-08 | Union Carbide Corp | Process of and apparatus for air separation with nitrogen quenched power turbine |
JPS5419165B2 (en) * | 1973-03-01 | 1979-07-13 | ||
JPS5832401B2 (en) * | 1976-10-04 | 1983-07-13 | 株式会社神戸製鋼所 | Air separation equipment operation control method |
US4224045A (en) * | 1978-08-23 | 1980-09-23 | Union Carbide Corporation | Cryogenic system for producing low-purity oxygen |
GB2125949B (en) * | 1982-08-24 | 1985-09-11 | Air Prod & Chem | Plant for producing gaseous oxygen |
DE3486017T3 (en) * | 1983-03-08 | 1999-03-04 | Daidousanso Co. Ltd., Osaka | Very pure nitrogen gas generator. |
EP0235295B1 (en) * | 1985-08-23 | 1989-06-14 | Daidousanso Co., Ltd. | Oxygen gas production unit |
DE3913880A1 (en) * | 1989-04-27 | 1990-10-31 | Linde Ag | METHOD AND DEVICE FOR DEEP TEMPERATURE DISPOSAL OF AIR |
-
1991
- 1991-06-20 US US07/718,504 patent/US5224336A/en not_active Expired - Fee Related
-
1992
- 1992-06-04 SK SK1692-92A patent/SK169292A3/en unknown
- 1992-06-04 CZ CS921692A patent/CZ169292A3/en unknown
- 1992-06-12 CA CA002071123A patent/CA2071123C/en not_active Expired - Fee Related
- 1992-06-12 AU AU18238/92A patent/AU640571B2/en not_active Ceased
- 1992-06-16 JP JP4181676A patent/JPH0789013B2/en not_active Expired - Lifetime
- 1992-06-16 DE DE69201526T patent/DE69201526T2/en not_active Expired - Fee Related
- 1992-06-16 DK DK92305520.6T patent/DK0519688T3/en active
- 1992-06-16 ES ES92305520T patent/ES2072099T3/en not_active Expired - Lifetime
- 1992-06-16 EP EP92305520A patent/EP0519688B1/en not_active Expired - Lifetime
- 1992-06-17 PL PL29494192A patent/PL294941A1/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU649362B2 (en) * | 1992-08-28 | 1994-05-19 | Air Products And Chemicals Inc. | Multiple reboiler, double column, air boosted, elevated pressure air separation cycle and its integration with gas turbines |
Also Published As
Publication number | Publication date |
---|---|
CA2071123C (en) | 1996-12-03 |
CA2071123A1 (en) | 1992-12-21 |
PL294941A1 (en) | 1992-12-28 |
DE69201526D1 (en) | 1995-04-06 |
CZ169292A3 (en) | 1993-01-13 |
DE69201526T2 (en) | 1995-06-29 |
JPH05240577A (en) | 1993-09-17 |
JPH0789013B2 (en) | 1995-09-27 |
EP0519688B1 (en) | 1995-03-01 |
DK0519688T3 (en) | 1995-05-29 |
US5224336A (en) | 1993-07-06 |
EP0519688A1 (en) | 1992-12-23 |
ES2072099T3 (en) | 1995-07-01 |
SK169292A3 (en) | 1994-08-10 |
AU640571B2 (en) | 1993-08-26 |
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